With the voice enhancement option you can actually understand what people are saying over the excessive background noise present during most modern TV programming.

Lastly, my wife usually dont like loud noise

Fortunately the sound from Sonos is nice and it has some other nice features like being able to amplify voice over music when watching TV or use the silent setting which keeps loud noise to a min when watching tv at night.

Loud noise suppression is great when playing video games late at night so you don't wind up annoying everyone as much

This device is as awful as I suspected

your home network devices, (i.e. your PC(s), laptop(s), and handheld(s)), on which you installed the free SONOS app(s), and3